Lock



FIG. 1 is a perspective view of a lock showing our new design;

FIG. 2 is another perspective view of the lock of FIG. 1;

FIG. 3 is a further perspective view of the lock of FIG. 1;

FIG. 4 is a front elevation view of the lock of FIG. 1;

FIG. 5 is a rear elevation view of the lock of FIG. 1;

FIG. 6 is a top plan view of the lock of FIG. 1;

FIG. 7 is a bottom plan view of the lock of FIG. 1;

FIG. 8 is a first side elevation view of the lock of FIG. 1;

FIG. 9 is a second side view of the lock of FIG. 1;

FIG. 10 is a perspective view of a second embodiment of the lock;

FIG. 11 is a front elevation view of the lock of FIG. 10;

FIG. 12 is a rear elevation view of the lock of FIG. 10;

FIG. 13 is top plan view of the lock of FIG. 10;

FIG. 14 is a bottom plan view of the lock of FIG. 10; and,

FIG. 15 is a second side view of the lock of FIG. 10, it being understood that the first side view thereof is identical to FIG. 8. 

The ornamental design for a lock, as shown and described. 